[INFO] fetching crate rand 0.9.0-alpha.2... [INFO] checking rand-0.9.0-alpha.2 against try#ccf408f4326a858c00dd845a64a86b16f360a801 for pr-129466-2 [INFO] extracting crate rand 0.9.0-alpha.2 into /workspace/builds/worker-3-tc2/source [INFO] validating manifest of crates.io crate rand 0.9.0-alpha.2 on toolchain ccf408f4326a858c00dd845a64a86b16f360a801 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ccf408f4326a858c00dd845a64a86b16f360a801" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate rand 0.9.0-alpha.2 [INFO] removed 0 missing tests [INFO] finished tweaking crates.io crate rand 0.9.0-alpha.2 [INFO] tweaked toml for crates.io crate rand 0.9.0-alpha.2 written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] crate crates.io crate rand 0.9.0-alpha.2 already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ccf408f4326a858c00dd845a64a86b16f360a801" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+ccf408f4326a858c00dd845a64a86b16f360a801" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 18257bfa4b00d7decd715bef6a11dac8cda8257b1b97f67bea880744cd0202aa [INFO] running `Command { std: "docker" "start" "-a" "18257bfa4b00d7decd715bef6a11dac8cda8257b1b97f67bea880744cd0202aa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "18257bfa4b00d7decd715bef6a11dac8cda8257b1b97f67bea880744cd0202aa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "18257bfa4b00d7decd715bef6a11dac8cda8257b1b97f67bea880744cd0202aa", kill_on_drop: false }` [INFO] [stdout] 18257bfa4b00d7decd715bef6a11dac8cda8257b1b97f67bea880744cd0202aa [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+ccf408f4326a858c00dd845a64a86b16f360a801" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c78017fd1998ccc6146549d9a406210b151a049e1b6a1fa353e80b001d911d5b [INFO] running `Command { std: "docker" "start" "-a" "c78017fd1998ccc6146549d9a406210b151a049e1b6a1fa353e80b001d911d5b", kill_on_drop: false }` [INFO] [stderr] Copying to /tmp/fixit [INFO] [stderr] Running `cargo fix --edition` [INFO] [stderr] Migrating Cargo.toml from 2021 edition to 2024 [INFO] [stderr] Fixed Cargo.toml (2 fixes) [INFO] [stderr] Compiling libc v0.2.155 [INFO] [stderr] Compiling crossbeam-utils v0.8.20 [INFO] [stderr] Checking zerocopy v0.7.35 [INFO] [stderr] Compiling rayon-core v1.12.1 [INFO] [stderr] Compiling serde v1.0.197 [INFO] [stderr] Checking ppv-lite86 v0.2.17 [INFO] [stderr] Checking either v1.13.0 [INFO] [stderr] Checking crossbeam-epoch v0.9.18 [INFO] [stderr] Checking crossbeam-deque v0.8.5 [INFO] [stderr] Checking getrandom v0.2.15 [INFO] [stderr] Checking rand_core v0.9.0-alpha.2 [INFO] [stderr] Checking rand_chacha v0.9.0-alpha.2 [INFO] [stderr] Checking rand_pcg v0.9.0-alpha.2 [INFO] [stderr] Checking rayon v1.10.0 [INFO] [stderr] Checking rand v0.9.0-alpha.2 (/tmp/fixit) [INFO] [stderr] Migrating src/lib.rs from 2021 edition to 2024 [INFO] [stderr] warning: failed to automatically apply fixes suggested by rustc to crate `rand` [INFO] [stderr] [INFO] [stderr] after fixes were automatically applied the compiler reported errors within these files: [INFO] [stderr] [INFO] [stderr] * src/distr/float.rs [INFO] [stderr] * src/distr/uniform_float.rs [INFO] [stderr] * src/distr/utils.rs [INFO] [stderr] [INFO] [stderr] This likely indicates a bug in either rustc or cargo itself, [INFO] [stderr] and we would appreciate a bug report! You're likely to see [INFO] [stderr] a number of compiler warnings after this message which cargo [INFO] [stderr] attempted to fix but failed. If you could open an issue at [INFO] [stderr] https://github.com/rust-lang/rust/issues [INFO] [stderr] quoting the full output of this command we'd be very appreciative! [INFO] [stderr] Note that you may be able to make some more progress in the near-term [INFO] [stderr] fixing code with the `--broken-code` flag [INFO] [stderr] [INFO] [stderr] The following errors were reported: [INFO] [stderr] error[E0658]: fragment specifier `expr_2021` is unstable [INFO] [stderr] --> src/distr/float.rs:94:6 [INFO] [stderr] | [INFO] [stderr] 94 | $fraction_bits:expr_2021, $exponent_bias:expr_2021) => { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: see issue #123742 for more information [INFO] [stderr] = help: add `#![feature(expr_fragment_specifier_2024)]` to the crate attributes to enable [INFO] [stderr] = note: this compiler was built on 2024-09-17; consider upgrading it if it is out of date [INFO] [stderr] [INFO] [stderr] error[E0658]: fragment specifier `expr_2021` is unstable [INFO] [stderr] --> src/distr/float.rs:94:32 [INFO] [stderr] | [INFO] [stderr] 94 | $fraction_bits:expr_2021, $exponent_bias:expr_2021) => { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: see issue #123742 for more information [INFO] [stderr] = help: add `#![feature(expr_fragment_specifier_2024)]` to the crate attributes to enable [INFO] [stderr] = note: this compiler was built on 2024-09-17; consider upgrading it if it is out of date [INFO] [stderr] [INFO] [stderr] error[E0658]: fragment specifier `expr_2021` is unstable [INFO] [stderr] --> src/distr/utils.rs:23:24 [INFO] [stderr] | [INFO] [stderr] 23 | ($ty:ty, $wide:ty, $shift:expr_2021) => { [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: see issue #123742 for more information [INFO] [stderr] = help: add `#![feature(expr_fragment_specifier_2024)]` to the crate attributes to enable [INFO] [stderr] = note: this compiler was built on 2024-09-17; consider upgrading it if it is out of date [INFO] [stderr] [INFO] [stderr] error[E0658]: fragment specifier `expr_2021` is unstable [INFO] [stderr] --> src/distr/utils.rs:36:34 [INFO] [stderr] | [INFO] [stderr] 36 | ($(($ty:ident, $wide:ty),)+, $shift:expr_2021) => { [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: see issue #123742 for more information [INFO] [stderr] = help: add `#![feature(expr_fragment_specifier_2024)]` to the crate attributes to enable [INFO] [stderr] = note: this compiler was built on 2024-09-17; consider upgrading it if it is out of date [INFO] [stderr] [INFO] [stderr] error[E0658]: fragment specifier `expr_2021` is unstable [INFO] [stderr] --> src/distr/utils.rs:70:14 [INFO] [stderr] | [INFO] [stderr] 70 | ($ty:ty, $half:expr_2021) => { [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: see issue #123742 for more information [INFO] [stderr] = help: add `#![feature(expr_fragment_specifier_2024)]` to the crate attributes to enable [INFO] [stderr] = note: this compiler was built on 2024-09-17; consider upgrading it if it is out of date [INFO] [stderr] [INFO] [stderr] error[E0658]: fragment specifier `expr_2021` is unstable [INFO] [stderr] --> src/distr/utils.rs:96:32 [INFO] [stderr] | [INFO] [stderr] 96 | (($($ty:ty,)+) $scalar:ty, $half:expr_2021) => { [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: see issue #123742 for more information [INFO] [stderr] = help: add `#![feature(expr_fragment_specifier_2024)]` to the crate attributes to enable [INFO] [stderr] = note: this compiler was built on 2024-09-17; consider upgrading it if it is out of date [INFO] [stderr] [INFO] [stderr] error[E0658]: fragment specifier `expr_2021` is unstable [INFO] [stderr] --> src/distr/uniform_float.rs:53:76 [INFO] [stderr] | [INFO] [stderr] 53 | ($($meta:meta)?, $ty:ty, $uty:ident, $f_scalar:ident, $u_scalar:ident, $bits_to_discard:expr_2021) => { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: see issue #123742 for more information [INFO] [stderr] = help: add `#![feature(expr_fragment_specifier_2024)]` to the crate attributes to enable [INFO] [stderr] = note: this compiler was built on 2024-09-17; consider upgrading it if it is out of date [INFO] [stderr] [INFO] [stderr] error: aborting due to 7 previous errors [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0658`. [INFO] [stderr] Original diagnostics will follow. [INFO] [stderr] [INFO] [stdout] warning: `gen` is a keyword in the 2024 edition [INFO] [stdout] --> src/rng.rs:349:8 [INFO] [stdout] | [INFO] [stdout] 349 | fn gen(&mut self) -> T [INFO] [stdout] | ^^^ help: you can use a raw identifier to stay compatible: `r#gen` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2021) but is a hard error in Rust 2024! [INFO] [stdout] = note: for more information, see issue #49716 [INFO] [stdout] = note: `--force-warn keyword-idents-2024` implied by `--force-warn rust-2024-compatibility` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `gen` is a keyword in the 2024 edition [INFO] [stdout] --> src/rng.rs:560:13 [INFO] [stdout] | [INFO] [stdout] 560 | let gen: [f32; 2] = rng.random(); [INFO] [stdout] | ^^^ help: you can use a raw identifier to stay compatible: `r#gen` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2021) but is a hard error in Rust 2024! [INFO] [stdout] = note: for more information, see issue #49716 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `gen` is a keyword in the 2024 edition [INFO] [stdout] --> src/rng.rs:561:27 [INFO] [stdout] | [INFO] [stdout] 561 | assert_eq!(array, gen); [INFO] [stdout] | ^^^ help: you can use a raw identifier to stay compatible: `r#gen` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2021) but is a hard error in Rust 2024! [INFO] [stdout] = note: for more information, see issue #49716 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the `expr` fragment specifier will accept more expressions in the 2024 edition [INFO] [stdout] --> src/distr/float.rs:94:21 [INFO] [stdout] | [INFO] [stdout] 94 | $fraction_bits:expr, $exponent_bias:expr) => { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see Migration Guide [INFO] [stdout] = note: `--force-warn edition-2024-expr-fragment-specifier` implied by `--force-warn rust-2024-compatibility` [INFO] [stdout] help: to keep the existing behavior, use the `expr_2021` fragment specifier [INFO] [stdout] | [INFO] [stdout] 94 | $fraction_bits:expr_2021, $exponent_bias:expr) => { [INFO] [stdout] | ~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the `expr` fragment specifier will accept more expressions in the 2024 edition [INFO] [stdout] --> src/distr/float.rs:94:42 [INFO] [stdout] | [INFO] [stdout] 94 | $fraction_bits:expr, $exponent_bias:expr) => { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see Migration Guide [INFO] [stdout] help: to keep the existing behavior, use the `expr_2021` fragment specifier [INFO] [stdout] | [INFO] [stdout] 94 | $fraction_bits:expr, $exponent_bias:expr_2021) => { [INFO] [stdout] | ~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the `expr` fragment specifier will accept more expressions in the 2024 edition [INFO] [stdout] --> src/distr/utils.rs:23:31 [INFO] [stdout] | [INFO] [stdout] 23 | ($ty:ty, $wide:ty, $shift:expr) => { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see Migration Guide [INFO] [stdout] help: to keep the existing behavior, use the `expr_2021` fragment specifier [INFO] [stdout] | [INFO] [stdout] 23 | ($ty:ty, $wide:ty, $shift:expr_2021) => { [INFO] [stdout] | ~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the `expr` fragment specifier will accept more expressions in the 2024 edition [INFO] [stdout] --> src/distr/utils.rs:36:41 [INFO] [stdout] | [INFO] [stdout] 36 | ($(($ty:ident, $wide:ty),)+, $shift:expr) => { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see Migration Guide [INFO] [stdout] help: to keep the existing behavior, use the `expr_2021` fragment specifier [INFO] [stdout] | [INFO] [stdout] 36 | ($(($ty:ident, $wide:ty),)+, $shift:expr_2021) => { [INFO] [stdout] | ~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the `expr` fragment specifier will accept more expressions in the 2024 edition [INFO] [stdout] --> src/distr/utils.rs:70:20 [INFO] [stdout] | [INFO] [stdout] 70 | ($ty:ty, $half:expr) => { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see Migration Guide [INFO] [stdout] help: to keep the existing behavior, use the `expr_2021` fragment specifier [INFO] [stdout] | [INFO] [stdout] 70 | ($ty:ty, $half:expr_2021) => { [INFO] [stdout] | ~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the `expr` fragment specifier will accept more expressions in the 2024 edition [INFO] [stdout] --> src/distr/utils.rs:96:38 [INFO] [stdout] | [INFO] [stdout] 96 | (($($ty:ty,)+) $scalar:ty, $half:expr) => { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see Migration Guide [INFO] [stdout] help: to keep the existing behavior, use the `expr_2021` fragment specifier [INFO] [stdout] | [INFO] [stdout] 96 | (($($ty:ty,)+) $scalar:ty, $half:expr_2021) => { [INFO] [stdout] | ~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the `expr` fragment specifier will accept more expressions in the 2024 edition [INFO] [stdout] --> src/distr/uniform_float.rs:53:93 [INFO] [stdout] | [INFO] [stdout] 53 | ($($meta:meta)?, $ty:ty, $uty:ident, $f_scalar:ident, $u_scalar:ident, $bits_to_discard:expr) => { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see Migration Guide [INFO] [stdout] help: to keep the existing behavior, use the `expr_2021` fragment specifier [INFO] [stdout] | [INFO] [stdout] 53 | ($($meta:meta)?, $ty:ty, $uty:ident, $f_scalar:ident, $u_scalar:ident, $bits_to_discard:expr_2021) => { [INFO] [stdout] | ~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `if let` assigns a shorter lifetime since Edition 2024 [INFO] [stdout] --> src/distr/weighted_index.rs:132:16 [INFO] [stdout] | [INFO] [stdout] 132 | if let Err(()) = total_weight.checked_add_assign(w.borrow()) { [INFO] [stdout] | ^^^^^^^^^^^^^^------------^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this value has a significant drop implementation which may observe a major change in drop order and requires your discretion [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #124085 [INFO] [stdout] help: the value is now dropped here in Edition 2024 [INFO] [stdout] --> src/distr/weighted_index.rs:134:13 [INFO] [stdout] | [INFO] [stdout] 134 | } [INFO] [stdout] | ^ [INFO] [stdout] = note: `--force-warn if-let-rescope` implied by `--force-warn rust-2024-compatibility` [INFO] [stdout] help: a `match` with a single arm can preserve the drop order up to Edition 2021 [INFO] [stdout] | [INFO] [stdout] 132 ~ match total_weight.checked_add_assign(w.borrow()) { Err(()) => { [INFO] [stdout] 133 | return Err(WeightError::Overflow); [INFO] [stdout] 134 ~ } _ => {}} [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `if let` assigns a shorter lifetime since Edition 2024 [INFO] [stdout] --> src/seq/iterator.rs:195:16 [INFO] [stdout] | [INFO] [stdout] 195 | if let Some(elem) = self.next() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^----------- [INFO] [stdout] | | [INFO] [stdout] | this value has a significant drop implementation which may observe a major change in drop order and requires your discretion [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #124085 [INFO] [stdout] help: the value is now dropped here in Edition 2024 [INFO] [stdout] --> src/seq/iterator.rs:198:13 [INFO] [stdout] | [INFO] [stdout] 198 | } else { [INFO] [stdout] | ^ [INFO] [stdout] help: a `match` with a single arm can preserve the drop order up to Edition 2021 [INFO] [stdout] | [INFO] [stdout] 195 ~ match self.next() { Some(elem) => { [INFO] [stdout] 196 | buf[len] = elem; [INFO] [stdout] 197 | len += 1; [INFO] [stdout] 198 ~ } _ => { [INFO] [stdout] 199 | // Iterator exhausted; stop early [INFO] [stdout] 200 | return len; [INFO] [stdout] 201 ~ }} [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `if let` assigns a shorter lifetime since Edition 2024 [INFO] [stdout] --> src/seq/iterator.rs:243:20 [INFO] [stdout] | [INFO] [stdout] 243 | if let Some(slot) = reservoir.get_mut(k) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^---------^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this value has a significant drop implementation which may observe a major change in drop order and requires your discretion [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #124085 [INFO] [stdout] help: the value is now dropped here in Edition 2024 [INFO] [stdout] --> src/seq/iterator.rs:245:17 [INFO] [stdout] | [INFO] [stdout] 245 | } [INFO] [stdout] | ^ [INFO] [stdout] help: a `match` with a single arm can preserve the drop order up to Edition 2021 [INFO] [stdout] | [INFO] [stdout] 243 ~ match reservoir.get_mut(k) { Some(slot) => { [INFO] [stdout] 244 | *slot = elem; [INFO] [stdout] 245 ~ } _ => {}} [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 13 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking bincode v1.3.3 [INFO] [stderr] Migrating tests/gen_index.rs from 2021 edition to 2024 [INFO] [stderr] warning: failed to automatically apply fixes suggested by rustc to crate `rand` [INFO] [stderr] [INFO] [stderr] after fixes were automatically applied the compiler reported errors within these files: [INFO] [stderr] [INFO] [stderr] * src/distr/float.rs [INFO] [stderr] * src/distr/uniform_float.rs [INFO] [stderr] * src/distr/uniform_int.rs [INFO] [stderr] * src/distr/utils.rs [INFO] [stderr] [INFO] [stderr] This likely indicates a bug in either rustc or cargo itself, [INFO] [stderr] and we would appreciate a bug report! You're likely to see [INFO] [stderr] a number of compiler warnings after this message which cargo [INFO] [stderr] attempted to fix but failed. If you could open an issue at [INFO] [stderr] https://github.com/rust-lang/rust/issues [INFO] [stderr] quoting the full output of this command we'd be very appreciative! [INFO] [stderr] Note that you may be able to make some more progress in the near-term [INFO] [stderr] fixing code with the `--broken-code` flag [INFO] [stderr] [INFO] [stderr] The following errors were reported: [INFO] [stderr] error[E0658]: fragment specifier `expr_2021` is unstable [INFO] [stderr] --> src/distr/float.rs:94:6 [INFO] [stderr] | [INFO] [stderr] 94 | $fraction_bits:expr_2021, $exponent_bias:expr_2021) => { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: see issue #123742 for more information [INFO] [stderr] = help: add `#![feature(expr_fragment_specifier_2024)]` to the crate attributes to enable [INFO] [stderr] = note: this compiler was built on 2024-09-17; consider upgrading it if it is out of date [INFO] [stderr] [INFO] [stderr] error[E0658]: fragment specifier `expr_2021` is unstable [INFO] [stderr] --> src/distr/float.rs:94:32 [INFO] [stderr] | [INFO] [stderr] 94 | $fraction_bits:expr_2021, $exponent_bias:expr_2021) => { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: see issue #123742 for more information [INFO] [stderr] = help: add `#![feature(expr_fragment_specifier_2024)]` to the crate attributes to enable [INFO] [stderr] = note: this compiler was built on 2024-09-17; consider upgrading it if it is out of date [INFO] [stderr] [INFO] [stderr] error[E0658]: fragment specifier `expr_2021` is unstable [INFO] [stdout] warning: `gen` is a keyword in the 2024 edition [INFO] [stdout] --> src/rng.rs:349:8 [INFO] [stdout] | [INFO] [stdout] 349 | fn gen(&mut self) -> T [INFO] [stdout] | ^^^ help: you can use a raw identifier to stay compatible: `r#gen` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2021) but is a hard error in Rust 2024! [INFO] [stdout] = note: for more information, see issue #49716 [INFO] [stdout] = note: `--force-warn keyword-idents-2024` implied by `--force-warn rust-2024-compatibility` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] --> src/distr/float.rs:184:33 [INFO] [stdout] warning: `gen` is a keyword in the 2024 edition [INFO] [stdout] --> src/rng.rs:560:13 [INFO] [stdout] | [INFO] [stdout] 560 | let gen: [f32; 2] = rng.random(); [INFO] [stdout] | ^^^ help: you can use a raw identifier to stay compatible: `r#gen` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2021) but is a hard error in Rust 2024! [INFO] [stdout] = note: for more information, see issue #49716 [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] | [INFO] [stdout] warning: `gen` is a keyword in the 2024 edition [INFO] [stdout] --> src/rng.rs:561:27 [INFO] [stdout] | [INFO] [stdout] 561 | assert_eq!(array, gen); [INFO] [stdout] | ^^^ help: you can use a raw identifier to stay compatible: `r#gen` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2021) but is a hard error in Rust 2024! [INFO] [stdout] = note: for more information, see issue #49716 [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] 184 | ($fnn:ident, $ty:ident, $ZERO:expr_2021, $EPSILON:expr_2021) => { [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: see issue #123742 for more information [INFO] [stderr] = help: add `#![feature(expr_fragment_specifier_2024)]` to the crate attributes to enable [INFO] [stderr] = note: this compiler was built on 2024-09-17; consider upgrading it if it is out of date [INFO] [stderr] [INFO] [stdout] warning: the `expr` fragment specifier will accept more expressions in the 2024 edition [INFO] [stdout] --> src/distr/float.rs:94:21 [INFO] [stdout] | [INFO] [stdout] 94 | $fraction_bits:expr, $exponent_bias:expr) => { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see Migration Guide [INFO] [stdout] = note: `--force-warn edition-2024-expr-fragment-specifier` implied by `--force-warn rust-2024-compatibility` [INFO] [stdout] help: to keep the existing behavior, use the `expr_2021` fragment specifier [INFO] [stdout] | [INFO] [stdout] 94 | $fraction_bits:expr_2021, $exponent_bias:expr) => { [INFO] [stdout] | ~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error[E0658]: fragment specifier `expr_2021` is unstable [INFO] [stderr] --> src/distr/float.rs:184:50 [INFO] [stderr] | [INFO] [stderr] 184 | ($fnn:ident, $ty:ident, $ZERO:expr_2021, $EPSILON:expr_2021) => { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] warning: the `expr` fragment specifier will accept more expressions in the 2024 edition [INFO] [stdout] --> src/distr/float.rs:94:42 [INFO] [stdout] | [INFO] [stdout] 94 | $fraction_bits:expr, $exponent_bias:expr) => { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see Migration Guide [INFO] [stdout] help: to keep the existing behavior, use the `expr_2021` fragment specifier [INFO] [stdout] | [INFO] [stdout] 94 | $fraction_bits:expr, $exponent_bias:expr_2021) => { [INFO] [stdout] | ~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] | [INFO] [stdout] warning: the `expr` fragment specifier will accept more expressions in the 2024 edition [INFO] [stdout] --> src/distr/float.rs:184:39 [INFO] [stdout] | [INFO] [stdout] 184 | ($fnn:ident, $ty:ident, $ZERO:expr, $EPSILON:expr) => { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see Migration Guide [INFO] [stdout] help: to keep the existing behavior, use the `expr_2021` fragment specifier [INFO] [stdout] | [INFO] [stdout] 184 | ($fnn:ident, $ty:ident, $ZERO:expr_2021, $EPSILON:expr) => { [INFO] [stdout] | ~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] = note: see issue #123742 for more information [INFO] [stderr] = help: add `#![feature(expr_fragment_specifier_2024)]` to the crate attributes to enable [INFO] [stderr] = note: this compiler was built on 2024-09-17; consider upgrading it if it is out of date [INFO] [stderr] [INFO] [stderr] error[E0658]: fragment specifier `expr_2021` is unstable [INFO] [stderr] --> src/distr/float.rs:232:33 [INFO] [stderr] | [INFO] [stderr] 232 | ($fnn:ident, $ty:ident, $ZERO:expr_2021, $EPSILON:expr_2021) => { [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: see issue #123742 for more information [INFO] [stderr] = help: add `#![feature(expr_fragment_specifier_2024)]` to the crate attributes to enable [INFO] [stderr] = note: this compiler was built on 2024-09-17; consider upgrading it if it is out of date [INFO] [stderr] [INFO] [stderr] error[E0658]: fragment specifier `expr_2021` is unstable [INFO] [stderr] --> src/distr/float.rs:232:50 [INFO] [stderr] | [INFO] [stderr] 232 | ($fnn:ident, $ty:ident, $ZERO:expr_2021, $EPSILON:expr_2021) => { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: see issue #123742 for more information [INFO] [stderr] = help: add `#![feature(expr_fragment_specifier_2024)]` to the crate attributes to enable [INFO] [stderr] = note: this compiler was built on 2024-09-17; consider upgrading it if it is out of date [INFO] [stderr] [INFO] [stderr] error[E0658]: fragment specifier `expr_2021` is unstable [INFO] [stdout] warning: the `expr` fragment specifier will accept more expressions in the 2024 edition [INFO] [stdout] --> src/distr/float.rs:184:54 [INFO] [stdout] | [INFO] [stdout] 184 | ($fnn:ident, $ty:ident, $ZERO:expr, $EPSILON:expr) => { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see Migration Guide [INFO] [stdout] help: to keep the existing behavior, use the `expr_2021` fragment specifier [INFO] [stdout] | [INFO] [stdout] 184 | ($fnn:ident, $ty:ident, $ZERO:expr, $EPSILON:expr_2021) => { [INFO] [stdout] | ~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] --> src/distr/utils.rs:23:24 [INFO] [stderr] | [INFO] [stderr] 23 | ($ty:ty, $wide:ty, $shift:expr_2021) => { [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: see issue #123742 for more information [INFO] [stderr] = help: add `#![feature(expr_fragment_specifier_2024)]` to the crate attributes to enable [INFO] [stdout] warning: the `expr` fragment specifier will accept more expressions in the 2024 edition [INFO] [stdout] --> src/distr/float.rs:232:39 [INFO] [stdout] | [INFO] [stdout] 232 | ($fnn:ident, $ty:ident, $ZERO:expr, $EPSILON:expr) => { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see Migration Guide [INFO] [stdout] help: to keep the existing behavior, use the `expr_2021` fragment specifier [INFO] [stdout] | [INFO] [stdout] 232 | ($fnn:ident, $ty:ident, $ZERO:expr_2021, $EPSILON:expr) => { [INFO] [stdout] | ~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] = note: this compiler was built on 2024-09-17; consider upgrading it if it is out of date [INFO] [stdout] warning: the `expr` fragment specifier will accept more expressions in the 2024 edition [INFO] [stdout] --> src/distr/float.rs:232:54 [INFO] [stdout] | [INFO] [stdout] 232 | ($fnn:ident, $ty:ident, $ZERO:expr, $EPSILON:expr) => { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see Migration Guide [INFO] [stdout] help: to keep the existing behavior, use the `expr_2021` fragment specifier [INFO] [stdout] | [INFO] [stdout] 232 | ($fnn:ident, $ty:ident, $ZERO:expr, $EPSILON:expr_2021) => { [INFO] [stdout] | ~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] [INFO] [stderr] error[E0658]: fragment specifier `expr_2021` is unstable [INFO] [stderr] --> src/distr/utils.rs:36:34 [INFO] [stdout] warning: the `expr` fragment specifier will accept more expressions in the 2024 edition [INFO] [stdout] --> src/distr/utils.rs:23:31 [INFO] [stdout] | [INFO] [stdout] 23 | ($ty:ty, $wide:ty, $shift:expr) => { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see Migration Guide [INFO] [stdout] help: to keep the existing behavior, use the `expr_2021` fragment specifier [INFO] [stdout] | [INFO] [stdout] 23 | ($ty:ty, $wide:ty, $shift:expr_2021) => { [INFO] [stdout] | ~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] | [INFO] [stderr] 36 | ($(($ty:ident, $wide:ty),)+, $shift:expr_2021) => { [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: see issue #123742 for more information [INFO] [stderr] = help: add `#![feature(expr_fragment_specifier_2024)]` to the crate attributes to enable [INFO] [stderr] = note: this compiler was built on 2024-09-17; consider upgrading it if it is out of date [INFO] [stderr] [INFO] [stderr] error[E0658]: fragment specifier `expr_2021` is unstable [INFO] [stderr] --> src/distr/utils.rs:70:14 [INFO] [stderr] | [INFO] [stderr] 70 | ($ty:ty, $half:expr_2021) => { [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stdout] warning: the `expr` fragment specifier will accept more expressions in the 2024 edition [INFO] [stdout] --> src/distr/utils.rs:36:41 [INFO] [stdout] | [INFO] [stdout] 36 | ($(($ty:ident, $wide:ty),)+, $shift:expr) => { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see Migration Guide [INFO] [stdout] help: to keep the existing behavior, use the `expr_2021` fragment specifier [INFO] [stdout] | [INFO] [stdout] 36 | ($(($ty:ident, $wide:ty),)+, $shift:expr_2021) => { [INFO] [stdout] | ~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] | [INFO] [stdout] warning: the `expr` fragment specifier will accept more expressions in the 2024 edition [INFO] [stdout] --> src/distr/utils.rs:70:20 [INFO] [stdout] | [INFO] [stdout] 70 | ($ty:ty, $half:expr) => { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see Migration Guide [INFO] [stdout] help: to keep the existing behavior, use the `expr_2021` fragment specifier [INFO] [stdout] | [INFO] [stdout] 70 | ($ty:ty, $half:expr_2021) => { [INFO] [stdout] | ~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] = note: see issue #123742 for more information [INFO] [stderr] = help: add `#![feature(expr_fragment_specifier_2024)]` to the crate attributes to enable [INFO] [stderr] = note: this compiler was built on 2024-09-17; consider upgrading it if it is out of date [INFO] [stderr] [INFO] [stderr] error[E0658]: fragment specifier `expr_2021` is unstable [INFO] [stderr] --> src/distr/utils.rs:96:32 [INFO] [stderr] | [INFO] [stderr] 96 | (($($ty:ty,)+) $scalar:ty, $half:expr_2021) => { [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: see issue #123742 for more information [INFO] [stderr] = help: add `#![feature(expr_fragment_specifier_2024)]` to the crate attributes to enable [INFO] [stderr] = note: this compiler was built on 2024-09-17; consider upgrading it if it is out of date [INFO] [stdout] warning: the `expr` fragment specifier will accept more expressions in the 2024 edition [INFO] [stdout] --> src/distr/utils.rs:96:38 [INFO] [stdout] | [INFO] [stdout] 96 | (($($ty:ty,)+) $scalar:ty, $half:expr) => { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see Migration Guide [INFO] [stdout] help: to keep the existing behavior, use the `expr_2021` fragment specifier [INFO] [stdout] | [INFO] [stdout] 96 | (($($ty:ty,)+) $scalar:ty, $half:expr_2021) => { [INFO] [stdout] | ~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] [INFO] [stdout] warning: the `expr` fragment specifier will accept more expressions in the 2024 edition [INFO] [stdout] --> src/distr/uniform_float.rs:53:93 [INFO] [stdout] | [INFO] [stdout] 53 | ($($meta:meta)?, $ty:ty, $uty:ident, $f_scalar:ident, $u_scalar:ident, $bits_to_discard:expr) => { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see Migration Guide [INFO] [stdout] help: to keep the existing behavior, use the `expr_2021` fragment specifier [INFO] [stdout] | [INFO] [stdout] 53 | ($($meta:meta)?, $ty:ty, $uty:ident, $f_scalar:ident, $u_scalar:ident, $bits_to_discard:expr_2021) => { [INFO] [stdout] | ~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error[E0658]: fragment specifier `expr_2021` is unstable [INFO] [stderr] --> src/distr/uniform_float.rs:53:76 [INFO] [stderr] | [INFO] [stdout] warning: the `expr` fragment specifier will accept more expressions in the 2024 edition [INFO] [stdout] --> src/distr/uniform_float.rs:228:53 [INFO] [stdout] | [INFO] [stdout] 228 | ($ty:ty, $f_scalar:ident, $bits_shifted:expr) => {{ [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see Migration Guide [INFO] [stdout] help: to keep the existing behavior, use the `expr_2021` fragment specifier [INFO] [stdout] | [INFO] [stdout] 228 | ($ty:ty, $f_scalar:ident, $bits_shifted:expr_2021) => {{ [INFO] [stdout] | ~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] 53 | ($($meta:meta)?, $ty:ty, $uty:ident, $f_scalar:ident, $u_scalar:ident, $bits_to_discard:expr_2021) => { [INFO] [stdout] warning: the `expr` fragment specifier will accept more expressions in the 2024 edition [INFO] [stdout] --> src/distr/uniform_int.rs:551:28 [INFO] [stdout] | [INFO] [stdout] 551 | ($ty:ident, $v:expr, $le:expr, $lt:expr) => {{ [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see Migration Guide [INFO] [stdout] help: to keep the existing behavior, use the `expr_2021` fragment specifier [INFO] [stdout] | [INFO] [stdout] 551 | ($ty:ident, $v:expr_2021, $le:expr, $lt:expr) => {{ [INFO] [stdout] | ~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: see issue #123742 for more information [INFO] [stderr] = help: add `#![feature(expr_fragment_specifier_2024)]` to the crate attributes to enable [INFO] [stderr] = note: this compiler was built on 2024-09-17; consider upgrading it if it is out of date [INFO] [stderr] [INFO] [stderr] error[E0658]: fragment specifier `expr_2021` is unstable [INFO] [stderr] --> src/distr/uniform_float.rs:228:39 [INFO] [stderr] | [INFO] [stderr] 228 | ($ty:ty, $f_scalar:ident, $bits_shifted:expr_2021) => {{ [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: see issue #123742 for more information [INFO] [stderr] = help: add `#![feature(expr_fragment_specifier_2024)]` to the crate attributes to enable [INFO] [stderr] = note: this compiler was built on 2024-09-17; consider upgrading it if it is out of date [INFO] [stdout] warning: the `expr` fragment specifier will accept more expressions in the 2024 edition [INFO] [stdout] --> src/distr/uniform_int.rs:551:38 [INFO] [stdout] | [INFO] [stdout] 551 | ($ty:ident, $v:expr, $le:expr, $lt:expr) => {{ [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see Migration Guide [INFO] [stdout] help: to keep the existing behavior, use the `expr_2021` fragment specifier [INFO] [stdout] | [INFO] [stdout] 551 | ($ty:ident, $v:expr, $le:expr_2021, $lt:expr) => {{ [INFO] [stdout] | ~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] [INFO] [stderr] error[E0658]: fragment specifier `expr_2021` is unstable [INFO] [stderr] --> src/distr/uniform_int.rs:551:25 [INFO] [stderr] | [INFO] [stderr] 551 | ($ty:ident, $v:expr_2021, $le:expr_2021, $lt:expr_2021) => {{ [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stdout] warning: the `expr` fragment specifier will accept more expressions in the 2024 edition [INFO] [stdout] --> src/distr/uniform_int.rs:551:48 [INFO] [stdout] | [INFO] [stdout] 551 | ($ty:ident, $v:expr, $le:expr, $lt:expr) => {{ [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see Migration Guide [INFO] [stdout] help: to keep the existing behavior, use the `expr_2021` fragment specifier [INFO] [stdout] | [INFO] [stdout] 551 | ($ty:ident, $v:expr, $le:expr, $lt:expr_2021) => {{ [INFO] [stdout] | ~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] = note: see issue #123742 for more information [INFO] [stderr] = help: add `#![feature(expr_fragment_specifier_2024)]` to the crate attributes to enable [INFO] [stderr] = note: this compiler was built on 2024-09-17; consider upgrading it if it is out of date [INFO] [stderr] [INFO] [stderr] error[E0658]: fragment specifier `expr_2021` is unstable [INFO] [stderr] --> src/distr/uniform_int.rs:551:39 [INFO] [stderr] | [INFO] [stderr] 551 | ($ty:ident, $v:expr_2021, $le:expr_2021, $lt:expr_2021) => {{ [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: see issue #123742 for more information [INFO] [stderr] = help: add `#![feature(expr_fragment_specifier_2024)]` to the crate attributes to enable [INFO] [stderr] = note: this compiler was built on 2024-09-17; consider upgrading it if it is out of date [INFO] [stderr] [INFO] [stderr] error[E0658]: fragment specifier `expr_2021` is unstable [INFO] [stderr] --> src/distr/uniform_int.rs:551:54 [INFO] [stderr] | [INFO] [stderr] 551 | ($ty:ident, $v:expr_2021, $le:expr_2021, $lt:expr_2021) => {{ [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: see issue #123742 for more information [INFO] [stderr] = help: add `#![feature(expr_fragment_specifier_2024)]` to the crate attributes to enable [INFO] [stderr] = note: this compiler was built on 2024-09-17; consider upgrading it if it is out of date [INFO] [stderr] [INFO] [stderr] error: aborting due to 15 previous errors [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0658`. [INFO] [stderr] Original diagnostics will follow. [INFO] [stderr] [INFO] [stdout] warning: `if let` assigns a shorter lifetime since Edition 2024 [INFO] [stdout] --> src/distr/weighted_index.rs:132:16 [INFO] [stdout] | [INFO] [stdout] 132 | if let Err(()) = total_weight.checked_add_assign(w.borrow()) { [INFO] [stdout] | ^^^^^^^^^^^^^^------------^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this value has a significant drop implementation which may observe a major change in drop order and requires your discretion [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #124085 [INFO] [stdout] help: the value is now dropped here in Edition 2024 [INFO] [stdout] --> src/distr/weighted_index.rs:134:13 [INFO] [stdout] | [INFO] [stdout] 134 | } [INFO] [stdout] | ^ [INFO] [stdout] = note: `--force-warn if-let-rescope` implied by `--force-warn rust-2024-compatibility` [INFO] [stdout] help: a `match` with a single arm can preserve the drop order up to Edition 2021 [INFO] [stdout] | [INFO] [stdout] 132 ~ match total_weight.checked_add_assign(w.borrow()) { Err(()) => { [INFO] [stdout] 133 | return Err(WeightError::Overflow); [INFO] [stdout] 134 ~ } _ => {}} [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `if let` assigns a shorter lifetime since Edition 2024 [INFO] [stdout] --> src/seq/iterator.rs:195:16 [INFO] [stdout] | [INFO] [stdout] 195 | if let Some(elem) = self.next() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^----------- [INFO] [stdout] | | [INFO] [stdout] | this value has a significant drop implementation which may observe a major change in drop order and requires your discretion [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #124085 [INFO] [stdout] help: the value is now dropped here in Edition 2024 [INFO] [stdout] --> src/seq/iterator.rs:198:13 [INFO] [stdout] | [INFO] [stdout] 198 | } else { [INFO] [stdout] | ^ [INFO] [stdout] help: a `match` with a single arm can preserve the drop order up to Edition 2021 [INFO] [stdout] | [INFO] [stdout] 195 ~ match self.next() { Some(elem) => { [INFO] [stdout] 196 | buf[len] = elem; [INFO] [stdout] 197 | len += 1; [INFO] [stdout] 198 ~ } _ => { [INFO] [stdout] 199 | // Iterator exhausted; stop early [INFO] [stdout] 200 | return len; [INFO] [stdout] 201 ~ }} [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `if let` assigns a shorter lifetime since Edition 2024 [INFO] [stdout] --> src/seq/iterator.rs:243:20 [INFO] [stdout] | [INFO] [stdout] 243 | if let Some(slot) = reservoir.get_mut(k) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^---------^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this value has a significant drop implementation which may observe a major change in drop order and requires your discretion [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #124085 [INFO] [stdout] help: the value is now dropped here in Edition 2024 [INFO] [stdout] --> src/seq/iterator.rs:245:17 [INFO] [stdout] | [INFO] [stdout] 245 | } [INFO] [stdout] | ^ [INFO] [stdout] help: a `match` with a single arm can preserve the drop order up to Edition 2021 [INFO] [stdout] | [INFO] [stdout] 243 ~ match reservoir.get_mut(k) { Some(slot) => { [INFO] [stdout] 244 | *slot = elem; [INFO] [stdout] 245 ~ } _ => {}} [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 21 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.00s [INFO] [stderr] Running `cargo check` to verify 2024 [INFO] [stderr] Checking rand v0.9.0-alpha.2 (/tmp/fixit) [INFO] [stdout] error: expected identifier, found reserved keyword `gen` [INFO] [stdout] --> src/rng.rs:349:8 [INFO] [stdout] | [INFO] [stdout] 349 | fn gen(&mut self) -> T [INFO] [stdout] | ^^^ expected identifier, found reserved keyword [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: expected identifier, found reserved keyword `gen` [INFO] [stdout] --> src/rng.rs:349:8 [INFO] [stdout] | [INFO] [stdout] 349 | fn gen(&mut self) -> T [INFO] [stdout] | ^^^ expected identifier, found reserved keyword [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: expected identifier, found reserved keyword `gen` [INFO] [stdout] --> src/rng.rs:560:13 [INFO] [stdout] | [INFO] [stdout] 560 | let gen: [f32; 2] = rng.random(); [INFO] [stdout] | ^^^ expected identifier, found reserved keyword [INFO] [stdout] | [INFO] [stdout] help: escape `gen` to use it as an identifier [INFO] [stdout] | [INFO] [stdout] 560 | let r#gen: [f32; 2] = rng.random(); [INFO] [stdout] | ++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: expected identifier, found reserved keyword `gen` [INFO] [stdout] --> src/rng.rs:560:13 [INFO] [stdout] | [INFO] [stdout] 560 | let gen: [f32; 2] = rng.random(); [INFO] [stdout] | ^^^ expected identifier, found reserved keyword [INFO] [stdout] | [INFO] [stdout] help: escape `gen` to use it as an identifier [INFO] [stdout] | [INFO] [stdout] 560 | let r#gen: [f32; 2] = rng.random(); [INFO] [stdout] | ++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: expected expression, found reserved keyword `gen` [INFO] [stdout] --> src/rng.rs:561:27 [INFO] [stdout] | [INFO] [stdout] 561 | assert_eq!(array, gen); [INFO] [stdout] | ^^^ expected expression [INFO] [stdout] --> /rustc/ccf408f4326a858c00dd845a64a86b16f360a801/library/core/src/macros/mod.rs:43:18 [INFO] [stdout] | [INFO] [stdout] = note: while parsing argument for this `expr` macro fragment [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `rand` (lib) due to 3 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: aborting due to 3 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `rand` (lib test) due to 4 previous errors [INFO] [stderr] error: failed to check after updating to 2024 [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `cargo check --frozen --all --all-targets --message-format=json` (exit status: 101) [INFO] running `Command { std: "docker" "inspect" "c78017fd1998ccc6146549d9a406210b151a049e1b6a1fa353e80b001d911d5b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c78017fd1998ccc6146549d9a406210b151a049e1b6a1fa353e80b001d911d5b", kill_on_drop: false }` [INFO] [stdout] c78017fd1998ccc6146549d9a406210b151a049e1b6a1fa353e80b001d911d5b